Why do we need homology modeling Release 2015 o 8 of 22-Jul-15 of Uni ProtKB/Swiss-Prot contains 549008 Sequence entries, comprising 195692017 amino acids abstracted from 238140 references 差距巨大! PDB Current Holdings Breakdown Exp Method Proteins Nucleic Acids Protein/NA Complexe Other X-RAY 72610 1435 3730 NMR 8599 1022 192 ELECTRON AICROSCOP 34 41 123 HYBRID other Total 2505 4052Why do we need homology modeling ? 差距巨大！ Release 2015_08 of 22-Jul-15 of UniProtKB/Swiss-Prot contains 549008 sequence entries, comprising 195692017 amino acids abstracted from 238140 references.